Based on industrialization, which region of the United States is most affected by acid rain?
a. northwest
b. southwest
c. northeast
d. southeast
e. central plains
C
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List some structures that distinguish bivalves from the other molluscan classes.
What will be an ideal response?
In a mutation,
a. the new codon may specify a different amino acid, but may not change the function of the new protein produced. b. the new codon may specify the same amino acid as the old codon. c. the new codon and resulting amino acid may destroy the function of the protein specified. d. the new codon may have no effect. e. all of these
The (endospores/cysts/prions) are the infectious agents most resistant to antimicrobial agents or processes
What will be an ideal response?
A rapid method of speciation that has been important in the history of flowering plants is
A) genetic drift. B) paedomorphosis. C) a mutation in the gene controlling the timing of flowering. D) behavioral isolation. E) polyploidy.